Does a straw have one hole or two? If a tomato is a fruit then ketchup must be jam. (stolen form Readers Digest)
The same reason they call it a steam boiler instead of a water boiler.Why does a hot water heater have to heat water if its already hot?
Shouldn't it be called a cold water heater?
because the cover is larger than the hole, impossible to accidentally drop the cover down the hole.
But that would work if it was square as well.......I didn't care if the answers were correct, I just wanted to know how they processed thought and reaction speed. A lot of behavioral tendencies could be learned.....let you have an idea who would be a risk or not.
A square manhole cover could fall into the pit if it was angled from corner to corner. On a side note manhole covers are nothing to mess with. I have personally seen 2 guys loose fingers by handling them wrongBut that would work if it was square as well.......
Boiler manholes are elliptical. I could get through a 12"×16" but it was a tight squeezeManholes are round because men are round...ish
I think I would have been capable of that around the 2nd grade.....some of the deck hatches/covers we had to go through in SSET were a pretty tight fit.....I would be in trouble if I needed to go through them more than the few times I ever had to.Boiler manholes are elliptical. I could get through a 12"×16" but it was a tight squeeze